Roving the red planet Siy, Alexandra creator text cb Watertown Charlesbridge 2009 First paperback edition 2011 monographic eng

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57 pages : color illustrations ; 23 *28 cm . Follow the course of NASA's Mars Exploration Rovers Mission. Learn how scientists determined that there was once water on Mars and how they resolved problems with the rovers in order to prolong the mission. By Alexandra Siy Mars (Planet) -Exploration Juvenile literature Roving vehicles( Astronautics ) Juvenile literature QB641 .S495 919.9 9781570914638 FISKH 250422 20250423124715.0 6329 eng